Exhibit
23.1
CONSENT
OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We hereby
consent to the incorporation by reference in this Registration Statement on Form
S-3 of Applied Digital Solutions, Inc. and subsidiaries of our reports dated
March 4, 2005 on our audits of the consolidated financial statements of Applied
Digital Solutions, Inc. and subsidiaries as of December 31, 2004 and 2003 and
for each of the years in the three-year period ended December 31, 2004, Applied
Digital Solutions, Inc. management's assessment of the effectiveness of internal
control over financial reporting and the effectiveness of internal control over
financial reporting of Applied Digital Solutions, Inc. included in its Annual
Report on Form 10-K for the year ended December 31, 2004. We also consent to the
reference to our firm under the heading “Experts” in such Registration
Statement.
Eisner
LLP
New York,
New York